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  <a name="ZH-CN_TOPIC_0000001839264733"></a><a name="ZH-CN_TOPIC_0000001839264733"></a>
  <h1 class="topictitle1">创建防勒索&amp;WORM策略</h1>
  <div>
   <p>通过本节操作，您可以为备份副本/复制副本设置防勒索&amp;WORM策略。</p>
   <div class="section">
    <h4 class="sectiontitle">操作步骤</h4>
    <ol>
     <li><span>选择“数据利用 &gt; 数据利用策略 ”。</span></li>
     <li><span>单击“防勒索&amp;WORM策略”。</span></li>
     <li><span>单击<span class="uicontrol">“<span>创建</span>”</span>。</span></li>
     <li><span>填写基本信息。基本信息参数说明如<a href="#ZH-CN_TOPIC_0000001839264733__zh-cn_topic_0000001311216213_table37151336202216">表 防勒索策略基本信息参数说明</a>。</span><p></p>
      <div class="tablenoborder">
       <a name="ZH-CN_TOPIC_0000001839264733__zh-cn_topic_0000001311216213_table37151336202216"></a><a name="zh-cn_topic_0000001311216213_table37151336202216"></a>
       <table cellpadding="4" cellspacing="0" summary="" id="ZH-CN_TOPIC_0000001839264733__zh-cn_topic_0000001311216213_table37151336202216" frame="border" border="1" rules="all">
        <caption>
         <b>表1 </b>防勒索&amp;WORM策略基本信息参数说明
        </caption>
        <colgroup>
         <col style="width:19.02%">
         <col style="width:80.97999999999999%">
        </colgroup>
        <thead align="left">
         <tr>
          <th align="left" class="cellrowborder" valign="top" width="19.02%" id="mcps1.3.2.2.4.2.1.2.3.1.1"><p>参数</p></th>
          <th align="left" class="cellrowborder" valign="top" width="80.97999999999999%" id="mcps1.3.2.2.4.2.1.2.3.1.2"><p>说明</p></th>
         </tr>
        </thead>
        <tbody>
         <tr>
          <td class="cellrowborder" valign="top" width="19.02%" headers="mcps1.3.2.2.4.2.1.2.3.1.1 "><p><span>名称</span></p></td>
          <td class="cellrowborder" valign="top" width="80.97999999999999%" headers="mcps1.3.2.2.4.2.1.2.3.1.2 "><p>用户自定义防勒索&amp;WORM策略的名称。</p>
           <div class="note">
            <span class="notetitle"> 说明： </span>
            <div class="notebody">
             <p>防勒索&amp;WORM策略的名称创建后不支持修改。</p>
            </div>
           </div></td>
         </tr>
         <tr>
          <td class="cellrowborder" valign="top" width="19.02%" headers="mcps1.3.2.2.4.2.1.2.3.1.1 "><p><span>描述</span></p></td>
          <td class="cellrowborder" valign="top" width="80.97999999999999%" headers="mcps1.3.2.2.4.2.1.2.3.1.2 "><p>防勒索&amp;WORM策略描述信息。建议根据防勒索&amp;WORM内容填写描述信息，便于后续管理。</p></td>
         </tr>
        </tbody>
       </table>
      </div> <p></p></li>
     <li><span>设置防勒索&amp;WORM策略。参数说明如<a href="#ZH-CN_TOPIC_0000001839264733__table537916590513">表2</a>所示。</span><p></p>
      <div class="tablenoborder">
       <a name="ZH-CN_TOPIC_0000001839264733__table537916590513"></a><a name="table537916590513"></a>
       <table cellpadding="4" cellspacing="0" summary="" id="ZH-CN_TOPIC_0000001839264733__table537916590513" frame="border" border="1" rules="all">
        <caption>
         <b>表2 </b>防勒索&amp;WORM策略参数说明
        </caption>
        <colgroup>
         <col style="width:19.15%">
         <col style="width:80.85%">
        </colgroup>
        <thead align="left">
         <tr>
          <th align="left" class="cellrowborder" valign="top" width="19.15%" id="mcps1.3.2.2.5.2.1.2.3.1.1"><p>参数</p></th>
          <th align="left" class="cellrowborder" valign="top" width="80.85%" id="mcps1.3.2.2.5.2.1.2.3.1.2"><p>说明</p></th>
         </tr>
        </thead>
        <tbody>
         <tr>
          <td class="cellrowborder" valign="top" width="19.15%" headers="mcps1.3.2.2.5.2.1.2.3.1.1 "><p>防勒索策略</p></td>
          <td class="cellrowborder" valign="top" width="80.85%" headers="mcps1.3.2.2.5.2.1.2.3.1.2 "><p>默认关闭。打开后，可为防勒索策略设置调度计划，为备份副本/复制副本进行勒索软件扫描。</p></td>
         </tr>
         <tr>
          <td class="cellrowborder" valign="top" width="19.15%" headers="mcps1.3.2.2.5.2.1.2.3.1.1 "><p><span>调度计划</span></p></td>
          <td class="cellrowborder" valign="top" width="80.85%" headers="mcps1.3.2.2.5.2.1.2.3.1.2 "><p>打开<span class="uicontrol">“防勒索策略”</span>后显示该参数。</p> <p>防勒索策略的调度计划。</p>
           <ul>
            <li><span>备份或复制成功后立即检测</span>。</li>
            <li><span>周期性检测</span>。
             <div class="p">
              周期性检测参数说明如下。
              <ul>
               <li><span>检测频率</span>：每xx分钟/小时/天/周检测。</li>
               <li><span>首次检测时间</span>：首次执行检测的开始时间。
                <div class="note">
                 <span class="notetitle"> 说明： </span>
                 <div class="notebody">
                  <p>如果设置的首次检测时间早于当前时间，将在设置完成后等待下个周期调度防勒索策略。</p>
                 </div>
                </div></li>
               <li><span>检测范围</span>：支持检测最新的一个副本/所有副本/指定时间后生成的副本。</li>
              </ul>
             </div></li>
           </ul></td>
         </tr>
         <tr>
          <td class="cellrowborder" valign="top" width="19.15%" headers="mcps1.3.2.2.5.2.1.2.3.1.1 "><p><span>WORM策略</span></p></td>
          <td class="cellrowborder" valign="top" width="80.85%" headers="mcps1.3.2.2.5.2.1.2.3.1.2 "><p>默认关闭。打开后，可为备份副本/复制副本进行WORM设置。</p></td>
         </tr>
         <tr>
          <td class="cellrowborder" valign="top" width="19.15%" headers="mcps1.3.2.2.5.2.1.2.3.1.1 "><p><span>WORM设置</span></p></td>
          <td class="cellrowborder" valign="top" width="80.85%" headers="mcps1.3.2.2.5.2.1.2.3.1.2 "><p>打开<span class="uicontrol">“<span>WORM策略</span>”</span>后显示该参数。</p> <p>当“防勒索策略”打开后，该参数用于在防勒索检测完成后，设置未感染副本为WORM副本。</p> <p>当“防勒索策略”关闭时，该参数用于备份/复制成功后，设置副本为WORM副本。</p>
           <div class="note">
            <span class="notetitle"> 说明： </span>
            <div class="notebody">
             <ul>
              <li>WORM副本过期时间会有一定延迟，在副本过期前不允许修改和删除。</li>
              <li>WORM副本不支持归档。</li>
             </ul>
            </div>
           </div></td>
         </tr>
        </tbody>
       </table>
      </div> <p></p></li>
     <li><span>选择检测对象。参数说明如<a href="#ZH-CN_TOPIC_0000001839264733__zh-cn_topic_0000001311216213_table1915523121510">表3</a>所示。</span><p></p>
      <div class="tablenoborder">
       <a name="ZH-CN_TOPIC_0000001839264733__zh-cn_topic_0000001311216213_table1915523121510"></a><a name="zh-cn_topic_0000001311216213_table1915523121510"></a>
       <table cellpadding="4" cellspacing="0" summary="" id="ZH-CN_TOPIC_0000001839264733__zh-cn_topic_0000001311216213_table1915523121510" frame="border" border="1" rules="all">
        <caption>
         <b>表3 </b>检测对象参数说明
        </caption>
        <colgroup>
         <col style="width:25.919999999999998%">
         <col style="width:74.08%">
        </colgroup>
        <thead align="left">
         <tr>
          <th align="left" class="cellrowborder" valign="top" width="25.919999999999998%" id="mcps1.3.2.2.6.2.1.2.3.1.1"><p>参数</p></th>
          <th align="left" class="cellrowborder" valign="top" width="74.08%" id="mcps1.3.2.2.6.2.1.2.3.1.2"><p>说明</p></th>
         </tr>
        </thead>
        <tbody>
         <tr>
          <td class="cellrowborder" valign="top" width="25.919999999999998%" headers="mcps1.3.2.2.6.2.1.2.3.1.1 "><p><span>类型</span></p></td>
          <td class="cellrowborder" valign="top" width="74.08%" headers="mcps1.3.2.2.6.2.1.2.3.1.2 "><p>检测对象的类型。</p>
           <ul>
            <li><span>备份副本</span>：检测本地集群的备份副本。</li>
            <li><span>复制副本</span>：检测其他集群复制到本地集群的复制副本。
             <div class="note">
              <span class="notetitle"> 说明： </span>
              <div class="notebody">
               <p>请确保已为本地集群创建远程复制，本地集群作为复制的从端，已经生成复制副本。</p>
              </div>
             </div></li>
           </ul></td>
         </tr>
         <tr>
          <td class="cellrowborder" valign="top" width="25.919999999999998%" headers="mcps1.3.2.2.6.2.1.2.3.1.1 "><p><span>资源类型</span></p></td>
          <td class="cellrowborder" valign="top" width="74.08%" headers="mcps1.3.2.2.6.2.1.2.3.1.2 "><p>资源的类型。防勒索检测仅支持<span class="uicontrol">“VMware”</span>、<span class="uicontrol">“<span>NAS文件系统</span>”</span>、<span class="uicontrol">“<span>NAS共享</span>”</span>、<span class="uicontrol">“<span>文件集</span>”</span>几种资源。WORM支持除GaussDB(DWS)之外的所有资源。</p></td>
         </tr>
        </tbody>
       </table>
      </div> <p></p></li>
     <li><span>勾选需要检测的资源，单击<span class="uicontrol">“<span>确定</span>”</span>。系统将按照防勒索&amp;WORM策略中配置的调度计划，对选定资源的副本执行检测。</span><p></p>
      <div class="note">
       <img src="public_sys-resources/note_3.0-zh-cn.png"><span class="notetitle"> </span>
       <div class="notebody">
        <p>配置防勒索策略后，系统将默认进行动态检测。如果您需要切换为静态检测，请参见<a href="zh-cn_topic_0000001839184781.html">管理检测模式</a>。</p>
       </div>
      </div> <p></p></li>
    </ol>
   </div>
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     <strong>父主题：</strong> <a href="zh-cn_topic_0000001792385660.html">配置副本防勒索</a>
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